Portion of a charging device



FIG. 1 is a front view portion of a charging device;

FIG. 2 is a top view thereof;

FIG. 3 is a perspective view thereof;

FIG. 4 is a cross-sectional view taken along the lines 4—4 of FIG. 1;and,

FIG. 5 is a cross-sectional view taken along the lines 5—5 of FIG. 2.

The broken line showing is for illustrative purposes only and forms nopart of the claimed design.

The ornamental design for a portion of a charging device, as shown anddescribed.